Sodium niobate (NaNbO3) is a ceramic semiconductor compound belonging to the perovskite family, valued for its ferroelectric and piezoelectric properties. It is primarily used in advanced electronics applications including piezoelectric actuators, capacitors, and nonlinear optical devices, with particular interest in ferroelectric memory and sensor technologies. NaNbO3 is notable for its structural stability and tuneable electrical properties, making it a candidate material in research contexts for next-generation ferroelectric applications where alternatives like lead-based perovskites face environmental or regulatory constraints.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 26,300.5 | ksi | — | ||
| ↳ | 20,760.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.2000 | - | — | ||
Shear Modulus(G)2 entries | 14,541.6 | ksi | — | ||
| ↳ | 15,819.3 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1605 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)3 entries | 2.204 | eV | — | ||
| ↳ | 3.700 | eV | — | ||
| ↳ | 2.336 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 26.43 | - | — | ||
| ↳ | 28.62 range 5.360–51.88median of 2 measurements | - | — | ||
Magnetic Moment(μB)3 entries | 0.000 | μB | — | ||
| ↳ | 0.0000298 | μB | — | ||
| ↳ | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 4.049 | C/m² | — | ||
| ↳ | 0.000 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -234.9 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00770 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | -2.686 | eV/atom | — | ||
| ↳ | -0.3200 | eV/atom | — | ||
| ↳ | -2.620 | eV/atom | — |